Top Inventors at Enhanced Drilling As All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | David E. Smith | 5 |
| 2 | Gustav Olov Skärgård | 5 |
| 3 | Per Christian STENSHORNE | 5 |
| #4 | Børre Fossli | 2 |
| #5 | Roger Sverre Stave | 2 |
| #6 | Sigurd Ree | 2 |
| #7 | Borre Fossli | 1 |
| #8 | Inge Fadnes | 1 |
| #9 | John H. Cohen | 1 |
| #10 | Kjell Rune Toftevåg | 1 |
| #11 | Arvid Iversen | 1 |